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Merged
2dust merged 2 commits into from
Apr 2, 2026
+69 −53
Merged

Support new fragment #5437

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94f7ab7
Support new fragment
DHR60 Apr 1, 2026
b892b1f
Fix
DHR60 Apr 1, 2026
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36 changes: 19 additions & 17 deletions V2rayNG/app/src/main/java/com/v2ray/ang/dto/V2rayConfig.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -68,8 +68,6 @@ data class V2rayConfig(
) {
data class OutSettingsBean(
var vnext: List<VnextBean>? = null,
var fragment: FragmentBean? = null,
var noises: List<NoiseBean>? = null,
var servers: List<ServersBean>? = null,
/*Blackhole*/
var response: Response? = null,
Expand Down Expand Up @@ -108,18 +106,6 @@ data class V2rayConfig(
)
}

data class FragmentBean(
var packets: String? = null,
var length: String? = null,
var interval: String? = null
)

data class NoiseBean(
var type: String? = null,
var packet: String? = null,
var delay: String? = null
)

data class ServersBean(
var address: String = "",
var method: String? = null,
Expand Down Expand Up @@ -306,9 +292,25 @@ data class V2rayConfig(
var settings: MaskSettingsBean? = null
) {
data class MaskSettingsBean(
var password: String? = null,
var domain: String? = null
)
val password: String? = null,
val domain: String? = null,
// fragment
val packets: String? = null,
val length: String? = null,
val delay: String? = null,
// val maxSplit: String? = null,
// noise
val reset: Int? = null,
val noise: List<NoiseMaskBean>? = null
) {
data class NoiseMaskBean(
val rand: String? = null,
// val randRange: String? = null,
// val type: String? = null,
// val packet: String? = null,
val delay: String? = null,
)
}
}
data class QuicParamsBean(
var congestion: String? = null,
Expand Down
86 changes: 50 additions & 36 deletions V2rayNG/app/src/main/java/com/v2ray/ang/handler/V2rayConfigManager.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -710,8 +710,6 @@ object V2rayConfigManager {
} else {
v2rayConfig.outbounds.add(outbound)
}

updateOutboundFragment(v2rayConfig)
return true
}

Expand Down Expand Up @@ -955,68 +953,80 @@ object V2rayConfigManager {
*
* Configures packet fragmentation for TLS and REALITY protocols if enabled.
*
* @param v2rayConfig The V2ray configuration object to be modified
* @param streamSettings The streamSettings object to be modified
* @return true if fragment configuration was successful, false otherwise
*/
private fun updateOutboundFragment(v2rayConfig: V2rayConfig): Boolean {
private fun updateOutboundFragment(streamSettings: StreamSettingsBean): Boolean {
try {
if (MmkvManager.decodeSettingsBool(AppConfig.PREF_FRAGMENT_ENABLED, false) == false) {
return true
}
if (v2rayConfig.outbounds[0].streamSettings?.security != AppConfig.TLS
&& v2rayConfig.outbounds[0].streamSettings?.security != AppConfig.REALITY
if (streamSettings.security != AppConfig.TLS
&& streamSettings.security != AppConfig.REALITY
) {
return true
}

val fragmentOutbound =
OutboundBean(
protocol = AppConfig.PROTOCOL_FREEDOM,
tag = AppConfig.TAG_FRAGMENT,
mux = null
)
if (streamSettings.sockopt?.dialerProxy.isNotNullEmpty()) {
return true
}

var packets =
MmkvManager.decodeSettingsString(AppConfig.PREF_FRAGMENT_PACKETS) ?: "tlshello"
if (v2rayConfig.outbounds[0].streamSettings?.security == AppConfig.REALITY
if (streamSettings.security == AppConfig.REALITY
&& packets == "tlshello"
) {
packets = "1-3"
} else if (v2rayConfig.outbounds[0].streamSettings?.security == AppConfig.TLS
} else if (streamSettings.security == AppConfig.TLS
&& packets != "tlshello"
) {
packets = "tlshello"
}

fragmentOutbound.settings = OutSettingsBean(
fragment = OutSettingsBean.FragmentBean(
val fragmentMask = StreamSettingsBean.FinalMaskBean.MaskBean(
type = "fragment",
settings = StreamSettingsBean.FinalMaskBean.MaskBean.MaskSettingsBean(
packets = packets,
length = MmkvManager.decodeSettingsString(AppConfig.PREF_FRAGMENT_LENGTH)
?: "50-100",
interval = MmkvManager.decodeSettingsString(AppConfig.PREF_FRAGMENT_INTERVAL)
delay = MmkvManager.decodeSettingsString(AppConfig.PREF_FRAGMENT_INTERVAL)
?: "10-20"
),
noises = listOf(
OutSettingsBean.NoiseBean(
type = "rand",
packet = "10-20",
delay = "10-16",
)
),
)
)
fragmentOutbound.streamSettings = StreamSettingsBean(
sockopt = StreamSettingsBean.SockoptBean(
TcpNoDelay = true,
mark = 255
val noiseMask = StreamSettingsBean.FinalMaskBean.MaskBean(
type = "noise",
settings = StreamSettingsBean.FinalMaskBean.MaskBean.MaskSettingsBean(
noise = listOf(
StreamSettingsBean.FinalMaskBean.MaskBean.MaskSettingsBean.NoiseMaskBean(
rand = "10-20",
delay = "10-16",
)
)
)
)
v2rayConfig.outbounds.add(fragmentOutbound)

//proxy chain
v2rayConfig.outbounds[0].streamSettings?.sockopt =
StreamSettingsBean.SockoptBean(
dialerProxy = AppConfig.TAG_FRAGMENT
)
val finalMaskObj = streamSettings.finalmask?.let { existingFinalMask ->
JsonUtil.parseString(JsonUtil.toJson(existingFinalMask))
} ?: com.google.gson.JsonObject()

// finalmask.tcp / finalmask.udp are arrays; prepend mask at index 0.
fun prependMask(scope: String, mask: StreamSettingsBean.FinalMaskBean.MaskBean) {
val current = finalMaskObj.get(scope)
if (current != null && current.isJsonArray && current.asJsonArray.size() > 0) {
return
}

val newArray = JsonArray()
newArray.add(JsonUtil.parseString(JsonUtil.toJson(mask)))

if (current != null && current.isJsonArray) {
current.asJsonArray.forEach { newArray.add(it) }
}
finalMaskObj.add(scope, newArray)
}

prependMask("tcp", fragmentMask)
prependMask("udp", noiseMask)
streamSettings.finalmask = finalMaskObj
} catch (e: Exception) {
Log.e(AppConfig.TAG, "Failed to update outbound fragment", e)
return false
Expand Down Expand Up @@ -1402,6 +1412,10 @@ object V2rayConfigManager {
streamSettings.tlsSettings = null
streamSettings.realitySettings = tlsSetting
}

if (profileItem.finalMask.isNullOrEmpty()) {
updateOutboundFragment(streamSettings)
}
}

//endregion
Expand Down
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